{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-30649", "assignerOrgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "state": "PUBLISHED", "assignerShortName": "juniper", "dateReserved": "2025-03-24T19:34:11.321Z", "datePublished": "2025-04-09T19:55:37.363Z", "dateUpdated": "2025-04-09T20:03:04.073Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "modules": ["syslog stream with TCP transport enabled"], "platforms": ["MX240", "MX480", "MX960", "with SPC3"], "product": "Junos OS", "vendor": "Juniper Networks", "versions": [{"lessThan": "22.2R3-S6", "status": "affected", "version": "0", "versionType": "semver"}, {"lessThan": "22.4R3-S4", "status": "affected", "version": "22.4", "versionType": "semver"}, {"lessThan": "23.2R2-S3", "status": "affected", "version": "23.2", "versionType": "semver"}, {"lessThan": "23.4R2-S4", "status": "affected", "version": "23.4", "versionType": "semver"}, {"lessThan": "24.2R1-S2, 24.2R2", "status": "affected", "version": "24.2", "versionType": "semver"}]}], "configurations": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>&nbsp; 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[{"type": "text/html", "value": "An Improper Input Validation vulnerability in the&nbsp;syslog stream TCP transport&nbsp;of Juniper Networks Junos OS on MX240, MX480 and MX960 devices with MX-SPC3 Security Services Card allows an unauthenticated, network-based attacker, to send specific spoofed packets to cause a CPU Denial of Service (DoS) to the MX-SPC3 SPUs.<br><br>Continued receipt and processing of these specific packets will sustain the DoS condition.<br><span style=\"background-color: var(--wht);\"><br>This issue affects Junos OS:</span><ul><li>All versions before 22.2R3-S6,</li><li>from 22.4 before 22.4R3-S4,</li><li>from 23.2 before 23.2R2-S3,</li><li>from 23.4 before 23.4R2-S4,</li><li>from 24.2 before 24.2R1-S2, 24.2R2</li></ul><div>An indicator of compromise will indicate the SPC3 SPUs utilization has spiked.</div><br>For example:&nbsp;<br>&nbsp; &nbsp;user@device&gt; show services service-sets summary<br><div><pre> Service sets CPU\n Interface configured Bytes used Session 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"AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An Improper Input Validation vulnerability in the\u00a0syslog stream TCP transport\u00a0of Juniper Networks Junos OS on MX240, MX480 and MX960 devices with MX-SPC3 Security Services Card allows an unauthenticated, network-based attacker, to send specific spoofed packets to cause a CPU Denial of Service (DoS) to the MX-SPC3 SPUs.\n\nContinued receipt and processing of these specific packets will sustain the DoS condition.\n\nThis issue affects Junos OS: * All versions before 22.2R3-S6,\n * from 22.4 before 22.4R3-S4,\n * from 23.2 before 23.2R2-S3,\n * from 23.4 before 23.4R2-S4,\n * from 24.2 before 24.2R1-S2, 24.2R2\n\n\nAn indicator of compromise will indicate the SPC3 SPUs utilization has spiked.\n\n\nFor example:\u00a0\n\u00a0 \u00a0user@device> show services service-sets summary\n Service sets CPU\n Interface configured Bytes used Session bytes used Policy bytes used utilization\n \"interface\" 1 \"bytes\" (percent%) \"sessions\" (\"percent\"%) \"bytes\" (\"percent\"%) 99.97 % OVLD <<<<<< look for high CPU usage"}, {"lang": "es", "value": "Una vulnerabilidad de validaci\u00f3n de entrada incorrecta en el transporte TCP del flujo de syslog de Juniper Networks Junos OS en dispositivos MX240, MX480 y MX960 con tarjeta de servicios de seguridad MX-SPC3 permite que un atacante no autenticado, basado en la red, env\u00ede paquetes falsificados espec\u00edficos para provocar una denegaci\u00f3n de servicio (DoS) de la CPU a las SPU MX-SPC3. La recepci\u00f3n y el procesamiento continuos de estos paquetes mantendr\u00e1n la condici\u00f3n de DoS. Este problema afecta a Junos OS: * Todas las versiones anteriores a 22.2R3-S6, * de 22.4 a 22.4R3-S4, * de 23.2 a 23.2R2-S3, * de 23.4 a 23.4R2-S4, * de 24.2 a 24.2R1-S2, 24.2R2. Un indicador de compromiso indicar\u00e1 un aumento repentino en la utilizaci\u00f3n de las SPU SPC3. Por ejemplo: usuario@dispositivo&gt; mostrar servicios resumen de conjuntos de servicios Conjuntos de servicios CPU Interfaz configurada Bytes utilizados Bytes de sesi\u00f3n utilizados Bytes de pol\u00edtica utilizados utilizaci\u00f3n \"interfaz\" 1 \"bytes\" (porcentaje%) \"sesiones\" (\"porcentaje\"%) \"bytes\" (\"porcentaje\"%) 99,97 % OVLD &lt;&lt;&lt;&lt;&lt;&lt; buscar alto uso de CPU"}], "id": "CVE-2025-30649", "lastModified": "2026-01-26T19:30:07.340", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "sirt@juniper.net", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "YES", "Recovery": "USER", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.7, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "AMBER", "subAvailabilityImpact": "LOW", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "CONCENTRATED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:U/V:C/RE:M/U:Amber", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "MODERATE"}, "source": "sirt@juniper.net", "type": "Secondary"}]}, "published": "2025-04-09T20:15:28.490", "references": [{"source": "sirt@juniper.net", "tags": ["Vendor Advisory"], "url": "https://supportportal.juniper.net/JSA96459"}], "sourceIdentifier": "sirt@juniper.net", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "sirt@juniper.net", "type": "Secondary"}]}

{}

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